Mechanical Operations The main differentiation factor between tube mill and ball mill is the Operating speed Final product size Length to diameter ratio Size of the grinding media Operating speed Final product size Length to diameter ratio Size of the grinding media ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sulphuric acid mist is arrested by using a __________ scrubber. Venturi Co-current Hollow wet Packed wet Venturi Co-current Hollow wet Packed wet ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Toothed roll crushers achieve size reduction by Tearing (shear) and compression Both A & B Neither A nor B Impact and attrition Tearing (shear) and compression Both A & B Neither A nor B Impact and attrition ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The equivalent diameter of channel of a constant non-circular cross-section of 3 cm by 6 cm will be __________ cms. 8 20 12 2 8 20 12 2 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Height of liquid in agitation tank is normally maintained equal to the tank diameter. However, if the tank is too tall and a large liquid hold up is desired, then two or more impellers mounted on the same shaft may be used. The clearance between the tank bottom and the bottom most impeller should be about (where, D = impeller diameter) 1.5 D 0.5 D D 2 D 1.5 D 0.5 D D 2 D ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sphericity of a cubical particle, when its equivalent diameter is taken as the height of the cube, is √2 1 √3 0.5 √2 1 √3 0.5 ANSWER DOWNLOAD EXAMIANS APP
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